Home / 3,161,643.17-4,363,078.48-1,711,338.23

Finding the Fourth Proportional to 3,161,643.17, 4,363,078.48 and 1,711,338.23

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Solution

The fourth proportional to 3,161,643.17, 4,363,078.48 and 1,711,338.23 is: 2,361,652.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,643.17 : 4,363,078.48 = 1,711,338.23 : x
  2. Step 2: Convert to fraction form
    3,161,643.17/4,363,078.48 = 1,711,338.23/x
  3. Step 3: Cross multiply
    3,161,643.17x = 4,363,078.48 × 1,711,338.23
  4. Step 4: Simplify right side
    3,161,643.17x = 7,466,703,009,943.64
  5. Step 5: Solve for x
    x = 7,466,703,009,943.64/3,161,643.17
  6. Step 6: Final answer
    x = 2,361,652.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.